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/*
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*
* Copyright (c) 1997-2011 Oracle and/or its affiliates. All rights reserved.
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// Portions Copyright 2021 Payara Foundation and/or its affiliates.
package com.sun.enterprise.backup;
import com.sun.enterprise.backup.util.BackupUtils;
import com.sun.enterprise.util.io.FileUtils;
import java.io.*;
import java.nio.file.Files;
import java.util.List;
import java.util.Date;
/**
*
* @author Byron Nevins
*/
public class BackupManager extends BackupRestoreManager {
public BackupManager(BackupRequest req) throws BackupException {
super(req);
}
//////////////////////////////////////////////////////////////////////
public final String backup() throws BackupException {
StringBuilder mesg = new StringBuilder();
String statusString = writeStatus();
if (!request.terse) {
String backupTime = new Date(request.timestamp).toString();
mesg.append(StringHelper.get("backup-res.SuccessfulBackup",
request.domainName, backupTime));
}
boolean deleteBackup = false;
try {
try {
ZipStorage zs = new ZipStorage(request);
zs.store();
} catch (BackupException backupException) {
deleteBackup = true;
LoggerHelper.severe("Could not create domain backup zip: "
+ request.backupFile.toString()
+ "\n{0}", backupException.getCause().toString());
throw backupException;
}
// TODO: RSH - Recycle files. I'm not sure if this is the precise
// place to do the recycling, but we probably need to do it somewhere
// in this module since BackupFilenameManager is module private. We
// should do the recycling after the backup completes. I think it
// should be safe to recycle after a successful or unsuccessful backup
// (assuming a failed backup doesn't leave a corrupt ZIP file).
BackupFilenameManager bfm =
new BackupFilenameManager(getBackupDirectory(request),
request.domainName);
List recycleFiles = bfm.getRecycleFiles(request.recycleLimit);
if (recycleFiles.size() > 0 && request.verbose) {
mesg.append("\n");
mesg.append(StringHelper.get("backup-res.recycle",
request.recycleLimit));
mesg.append("\n");
}
for (File f : recycleFiles) {
if (request.verbose) {
mesg.append(StringHelper.get("backup-res.recycleDelete", f));
mesg.append("\n");
}
if (!f.delete()) {
mesg.append(StringHelper.get("backup-res.recycleBadDelete", f));
mesg.append("\n");
}
}
if (request.verbose) {
mesg.append("\n\n");
mesg.append(statusString);
}
//XXX: This needs to be fixed such that if an error occurs
// it is propogated up such that the command exits with
// the proper exit code.
return mesg.toString();
}
finally {
status.delete();
// deleteBackup should only be true if an error was encountered creating the zip file
// If one was encountered, we want to delete it rather than leaving a broken backup around
if (deleteBackup) {
try {
Files.deleteIfExists(request.backupFile.toPath());
} catch (IOException ioException) {
LoggerHelper.severe("Could not delete corrupt domain backup zip: "
+ request.backupFile.toString()
+ "\n{0}", ioException.toString());
}
} else {
BackupUtils.protect(request.backupFile);
}
}
}
////////////////////////////////////////////////////////////////////////
void init() throws BackupException {
super.init();
if(request.backupFile != null)
throw new BackupException("backup-res.InternalError",
"No backupFilename may be specified for a backup -- it is reserved for restore operations only.");
if(!FileUtils.safeIsDirectory(request.domainDir))
throw new BackupException("backup-res.NoDomainDir",
request.domainDir);
File backupDir = getBackupDirectory(request);
// mkdirs may fail if the directory exists or it could not be created.
if (!backupDir.mkdirs()) {
// If it doesn't exist then it is an error.
if(!FileUtils.safeIsDirectory(backupDir))
throw new BackupException("backup-res.NoBackupDirCantCreate",
backupDir);
}
BackupFilenameManager bfmgr =
new BackupFilenameManager(backupDir, request.domainName);
request.backupFile = bfmgr.next();
// get customized description if user hasn't specified one
if(request.description == null || request.description.length() <= 0)
request.description = bfmgr.getCustomizedDescription();
}
///////////////////////////////////////////////////////////////////////////
private String writeStatus() {
status = new Status();
return status.write(request);
}
///////////////////////////////////////////////////////////////////////////
Status status;
}